From publisher blurb:
The Mind Flayers, or Illithid, are a terrifying race. Building alien colonies in the Underdark, and linked by the Elder Brain, their collective malice is a terrible foe to face.
A printable battlemap compatible with any RPG/Dungeon-Crawl game. Use as a standalone gameboard, or combine with any same-scale tileset.
Contents: A 30 x 30 map depicting the subterranean lair of a colony of Mind Flayers. The lair features laboratories, prisons for victims, guard rooms for thralls and slaves, a temple, resting pods, tadpole pools, transformation chambers and of course, the Elder Brain! Ideal for games in the Mythos or Cthulhu universe too.